污染类型

pollution type的用法和样例：

例句

The principal component analyses for the present pollution indexes in every estu-ary along Binghou coast in Bohai Sea were made.Thus the primary pollution indexes are given.本文对渤海滨州沿岸各入海河口进行了现状污染指标的主组元分析，获得表征各河口的主要污染指标，进而说明各河口污染类型。

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阅读空间

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英语新闻

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